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KOS to LUA: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Lukla (Lukla Airport)
1,613 mi
2,596 km · 1,402 nm
3h 38m
estimated nonstop flight time
-1.2h
time difference · heading northwest
See live KOS→LUA fares Phone-only fares on this route — call free
Flight time details
1,613 miles nonstop takes roughly 3h 38m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1.2-hour time set-back when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- LUA — Lukla Airport · Lukla, Nepal
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near KOS
- PQC · Phu Quoc International Airport37 mi away
- PNH · Phnom Penh International Airport106 mi away
- VKG · Rach Gia Airport110 mi away
- KZC · Kampong Chhnang Airport132 mi away
Near LUA
- SYH · Syangboche Airport9 mi away
- PPL · Phaplu Airport15 mi away
- RUM · Rumjatar Airport29 mi away
- LDN · Lamidanda Airport30 mi away
Frequently asked questions
How far is KOS from LUA?
The flight distance from Sihanoukville (KOS) to Lukla (LUA) is 1,613 miles (2,596 km, 1,402 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to LUA?
A nonstop flight takes about 3h 38m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Sihanoukville and Lukla?
Lukla is 1.2 hours behind Sihanoukville.
What is the cheapest way to fly from KOS to LUA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–LUA that never appear on search engines, with no booking fees.